Three-Bar Truss
Simple three-member pinned truss. Foundational example for method of joints and truss equilibrium.
Category: truss · Difficulty: Basic
Solution
| Support | Rx (N) | Ry (N) | Mz (N·m) |
|---|---|---|---|
| A | -86.6 | 49.996 | 0 |
| B | 0 | -99.996 | 0 |
| Member | Axial force (N) | Sense |
|---|---|---|
| Member 4 | 57.734 | Tension |
| Member 5 | -115.466 | Compression |
| Member 6 | 57.73 | Tension |
All reaction values are computed by the StatIQ structural engine, not generated text. Signs follow the solver's convention: a positive Ry acts upward, a negative Ry downward; a positive M is counter-clockwise.